package com.loozb.nio;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

/**
 * @author 龙召碧
 * @create 2018-02-22 11:09
 **/
public class MultiThreadEchoServer {
    private static ExecutorService tp = Executors.newCachedThreadPool();

    static class HandleMsg implements Runnable {
        Socket clientSockiet;
        public HandleMsg(Socket clientSockiet) {
            this.clientSockiet = clientSockiet;
        }

        public void run() {
            BufferedReader is = null;
            PrintWriter os = null;
            try {
                is = new BufferedReader(new InputStreamReader(clientSockiet.getInputStream()));
                os = new PrintWriter(clientSockiet.getOutputStream(), true);
                //从input当中读取客户端所发送的数据
                String inputLine = null;
                long b = System.currentTimeMillis();
                while ((inputLine = is.readLine()) != null) {
                    os.println(inputLine);
                }
                long e = System.currentTimeMillis();
                System.out.println("spend:" + (e-b) + "ms");
            } catch (IOException e) {
                e.printStackTrace();
            } finally {
                try {
                    if(is !=null) {
                        is.close();
                    }
                    if(os != null) {
                        os.close();
                    }
                    clientSockiet.close();
                }catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
    public static void main(String args[]) {
        ServerSocket echoServer = null;
        Socket clientSocket = null;
        try {
            echoServer = new ServerSocket(8004);
        } catch (IOException e) {
            System.out.println(e);
        }
        while (true) {
            try {
                clientSocket = echoServer.accept();
                System.out.println(clientSocket.getRemoteSocketAddress() + " connect!");
                tp.execute(new HandleMsg(clientSocket));
            } catch (IOException e) {
                System.out.println(e);
            }
        }
    }
}
